package demo9;

public class Demo2 {
    public static void main(String[] args) {
        //Singleton s1 = new Singleton();
        //Singleton s2 = new Singleton();

        Singleton s1 = Singleton.getInstance();
        Singleton s2 = Singleton.getInstance();

        System.out.println("s1"+s1);
        System.out.println("s2"+s2);

        Student stu1 = Student.getInstance();
        Student stu2 = Student.getInstance();
        System.out.println("stu1"+stu1);
        System.out.println("stu2"+stu2);
    }
}
